Earth
Scientists Say: Dark lightning
We don't see it, but rare gamma-ray lightning can bolt from stormy skies like regular lightning.
HS-PS3-5
Develop and use a model of two objects interacting through electric or magnetic fields to illustrate the forces between objects and the changes in energy of the objects due to the interaction.
More Stories in HS-PS3-5
- Tech
New device can harvest clean energy from humid air anywhere
Unlike solar power, this new source of electricity is available day or night.
- Tech
Magnetic fields melt and re-form new shape-shifting devices
Miniature machines made of gallium and magnetic particles can switch from solid to liquid and back.
- Materials Science
Let’s learn about piezoelectric materials
Piezoelectric materials turn mechanical energy into electrical energy — and vice versa.
- Animals
Insect swarms might electrify the air as much as storm clouds do
Honeybees that flew over a voltage sensor sparked a new look at the effect of insects on electricity in the atmosphere.
- Chemistry
Clothes dryers may be a major source of airborne microplastics
Scientists thought washing machines were a leading contributor of microplastics. Now it appears dryers may be an even bigger problem.
- Physics
Explainer: Understanding electricity
Here’s what allows you to plug in and power up the devices in your life.
- Chemistry
New glue offers to turn any small walking robot into Spider-Man
To climb walls, robot feet need to alternately stick and let go. A novel adhesive can do that. Its stickiness is controlled by electric fields.
- Climate
Let’s learn about solar power
Solar power is a way to harness energy from the sun, and lessen our reliance on fossil fuels.
- Earth
Newfound ‘dunes’ is among weirdest of northern lights
There’s a new aurora dubbed the 'dunes.' It’s weird and joins the ranks of black auroras, STEVE and other odd natural light shows.
